Thomas, R., John, B. M., Koothapally, J. T., Kumar, S., Adiody, S., Balachandran, V., Valsan, C. and Kuttichira, P. (2021) “Clinical and epidemiological spectrum of coronavirus disease 2019 in Central Kerala: a retrospective case series”, International Journal Of Community Medicine And Public Health, 8(3), pp. 1503–1507. doi: 10.18203/2394-6040.ijcmph20210852.